McNair Interests

McNair Interests is a private investment and management company based in Houston, Texas, founded in 1994. The firm specializes in asset management, focusing on private equity, venture capital, and real estate. Its investment portfolio spans various sectors, including real estate, life sciences, energy, technology, and financial services. McNair Interests targets a diverse range of assets, such as mixed-use developments, multifamily residential properties, hospitality, single-family homes, office spaces, life science laboratories, industrial properties, and ranchland conservation. Additionally, the firm invests in innovative healthcare solutions, particularly in early disease detection, cancer immunotherapy, and neuromodulation therapies.

Heather Loessberg

Vice President and Controller

Les Strech

Chief Operations Officer and Managing Principal

3 past transactions

EndoQuest Robotics

Series C in 2023
EndoQuest Robotics is a medical equipment manufacturing company focused on developing endoluminal robotic surgical systems and microsurgical robotic devices. These innovative technologies are designed to facilitate procedures in delicate regions of the body that are often inaccessible with existing methods. By enabling surgeons to perform complex surgeries more effectively, EndoQuest Robotics aims to provide novel and cost-effective treatment options for patients, advancing the capabilities of the medical field.

Dominion Aesthetic Technologies

Series B in 2021
Dominion Aesthetic Technologies, Inc. is a medical device company based in San Antonio, Texas, specializing in the development of robotic laser platforms for aesthetic applications. Founded in 2015, the company offers the eon FR, a non-invasive, non-contact body contouring device that is FDA cleared for full abdominal fat reduction. This technology is designed to provide aesthetic physicians and practitioners with advanced solutions that enhance patient outcomes through improved interfaces and safety features. Dominion Aesthetic Technologies also collaborates with a scientific advisory committee of renowned experts to drive innovation and create disruptive aesthetic technologies, ensuring that practitioners have access to effective and convenient tools for their practices.

Shower Stream

Seed Round in 2017
Shower Stream, based in Austin, Texas, specializes in designing and manufacturing motion-activated shower head adapters aimed at reducing water waste in hotels. The company addresses significant financial losses faced by the hospitality industry, which amounts to $3 billion annually due to wasted water and related costs. Shower Stream offers an innovative, IoT-enabled shower head as-a-service, allowing economy hotels to enhance the guest shower experience without upfront installation costs. For a monthly fee, hotels benefit from substantial utility savings, with a reported return of $2 for every dollar spent. The company’s advanced sensor technology and web-connected platform also provide AI and machine learning-powered analytics, enabling large hotel operators to significantly reduce operational expenses across multiple properties. Currently, Shower Stream is conducting paid demonstrations with the U.S. Department of Defense's Navy Lodge and has launched its first commercial version with Extended Stay America. The company has a promising pipeline that includes five hotel brands representing 1.2 million rooms, making it a key player in the enterprise-scale shower automation market.
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